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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_BROWSER_WEB_CONTENTS_TOUCH_EDITABLE_IMPL_AURA_H_ | |
6 #define CONTENT_BROWSER_WEB_CONTENTS_TOUCH_EDITABLE_IMPL_AURA_H_ | |
7 | |
8 #include <deque> | |
9 #include <map> | |
10 #include <queue> | |
11 | |
12 #include "content/browser/renderer_host/render_widget_host_view_aura.h" | |
13 #include "ui/aura/window_observer.h" | |
14 #include "ui/base/touch/touch_editing_controller.h" | |
15 #include "ui/gfx/geometry/point.h" | |
16 #include "ui/gfx/geometry/rect.h" | |
17 #include "ui/gfx/native_widget_types.h" | |
18 | |
19 namespace ui { | |
20 class Accelerator; | |
21 } | |
22 | |
23 namespace content { | |
24 class TouchEditableImplAuraTest; | |
25 | |
26 // Aura specific implementation of ui::TouchEditable for a RenderWidgetHostView. | |
27 class CONTENT_EXPORT TouchEditableImplAura | |
28 : public ui::TouchEditable, | |
29 public NON_EXPORTED_BASE(RenderWidgetHostViewAura::TouchEditingClient) { | |
30 public: | |
31 ~TouchEditableImplAura() override; | |
32 | |
33 static TouchEditableImplAura* Create(); | |
34 | |
35 void AttachToView(RenderWidgetHostViewAura* view); | |
36 | |
37 // Updates the |touch_selection_controller_| or ends touch editing session | |
38 // depending on the current selection and cursor state. | |
39 void UpdateEditingController(); | |
40 | |
41 virtual void OverscrollStarted(); | |
42 virtual void OverscrollCompleted(); | |
43 | |
44 // Overridden from RenderWidgetHostViewAura::TouchEditingClient. | |
45 void StartTouchEditing() override; | |
46 void EndTouchEditing(bool quick) override; | |
47 void OnSelectionOrCursorChanged(const ui::SelectionBound& anchor, | |
48 const ui::SelectionBound& focus) override; | |
49 void OnTextInputTypeChanged(ui::TextInputType type) override; | |
50 bool HandleInputEvent(const ui::Event* event) override; | |
51 void GestureEventAck(int gesture_event_type) override; | |
52 void DidStopFlinging() override; | |
53 void OnViewDestroyed() override; | |
54 | |
55 // Overridden from ui::TouchEditable: | |
56 void SelectRect(const gfx::Point& start, const gfx::Point& end) override; | |
57 void MoveCaretTo(const gfx::Point& point) override; | |
58 void GetSelectionEndPoints(ui::SelectionBound* anchor, | |
59 ui::SelectionBound* focus) override; | |
60 gfx::Rect GetBounds() override; | |
61 gfx::NativeView GetNativeView() const override; | |
62 void ConvertPointToScreen(gfx::Point* point) override; | |
63 void ConvertPointFromScreen(gfx::Point* point) override; | |
64 bool DrawsHandles() override; | |
65 void OpenContextMenu(const gfx::Point& anchor) override; | |
66 bool IsCommandIdChecked(int command_id) const override; | |
67 bool IsCommandIdEnabled(int command_id) const override; | |
68 bool GetAcceleratorForCommandId(int command_id, | |
69 ui::Accelerator* accelerator) override; | |
70 void ExecuteCommand(int command_id, int event_flags) override; | |
71 void DestroyTouchSelection() override; | |
72 | |
73 protected: | |
74 TouchEditableImplAura(); | |
75 | |
76 private: | |
77 friend class TouchEditableImplAuraTest; | |
78 | |
79 // A convenience function that is called after scroll/fling/overscroll ends to | |
80 // re-activate touch selection if necessary. | |
81 void StartTouchEditingIfNecessary(); | |
82 | |
83 void Cleanup(); | |
84 | |
85 // Bounds for the selection. | |
86 ui::SelectionBound selection_anchor_; | |
87 ui::SelectionBound selection_focus_; | |
88 | |
89 // The current text input type. | |
90 ui::TextInputType text_input_type_; | |
91 | |
92 RenderWidgetHostViewAura* rwhva_; | |
93 scoped_ptr<ui::TouchEditingControllerDeprecated> touch_selection_controller_; | |
94 | |
95 // True if |rwhva_| is currently handling a gesture that could result in a | |
96 // change in selection (long press, double tap or triple tap). | |
97 bool selection_gesture_in_process_; | |
98 | |
99 // Set to true if handles are hidden when user is scrolling. Used to determine | |
100 // whether to re-show handles after a scrolling session. | |
101 bool handles_hidden_due_to_scroll_; | |
102 | |
103 // Keep track of scrolls/overscrolls in progress. | |
104 bool scroll_in_progress_; | |
105 bool overscroll_in_progress_; | |
106 | |
107 // Used to track if a textfield was focused when the current tap gesture | |
108 // happened. | |
109 bool textfield_was_focused_on_tap_; | |
110 | |
111 DISALLOW_COPY_AND_ASSIGN(TouchEditableImplAura); | |
112 }; | |
113 | |
114 } // namespace content | |
115 | |
116 #endif // CONTENT_BROWSER_WEB_CONTENTS_TOUCH_EDITABLE_IMPL_AURA_H_ | |
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